diff options
Diffstat (limited to 'fs/cifs/file.c')
-rw-r--r-- | fs/cifs/file.c | 58 |
1 files changed, 4 insertions, 54 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c index b6c303f6373f..5ecda554f913 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1183,16 +1183,11 @@ ssize_t cifs_user_read(struct file *file, char __user *read_data, char *smb_read_data; char __user *current_offset; struct smb_com_read_rsp *pSMBr; - int use_old_read = FALSE; xid = GetXid(); cifs_sb = CIFS_SB(file->f_dentry->d_sb); pTcon = cifs_sb->tcon; - if(pTcon->ses) - if((pTcon->ses->capabilities & CAP_LARGE_FILES) == 0) - use_old_read = TRUE; - if (file->private_data == NULL) { FreeXid(xid); return -EBADF; @@ -1217,22 +1212,10 @@ ssize_t cifs_user_read(struct file *file, char __user *read_data, if (rc != 0) break; } - if(use_old_read) - rc = SMBLegacyRead(xid, pTcon, - open_file->netfid, - current_read_size, *poffset, - &bytes_read, &smb_read_data); - else { - rc = CIFSSMBRead(xid, pTcon, + rc = CIFSSMBRead(xid, pTcon, open_file->netfid, current_read_size, *poffset, &bytes_read, &smb_read_data); - if(rc == -EINVAL) { - use_old_read = TRUE; - rc = -EAGAIN; - continue; - } - } pSMBr = (struct smb_com_read_rsp *)smb_read_data; if (copy_to_user(current_offset, smb_read_data + 4 /* RFC1001 hdr */ @@ -1276,7 +1259,6 @@ static ssize_t cifs_read(struct file *file, char *read_data, size_t read_size, int xid; char *current_offset; struct cifsFileInfo *open_file; - int use_old_read = FALSE; xid = GetXid(); cifs_sb = CIFS_SB(file->f_dentry->d_sb); @@ -1287,9 +1269,6 @@ static ssize_t cifs_read(struct file *file, char *read_data, size_t read_size, return -EBADF; } open_file = (struct cifsFileInfo *)file->private_data; - if(pTcon->ses) - if((pTcon->ses->capabilities & CAP_LARGE_FILES) == 0) - use_old_read = TRUE; if ((file->f_flags & O_ACCMODE) == O_WRONLY) cFYI(1, ("attempting read on write only file instance")); @@ -1308,24 +1287,10 @@ static ssize_t cifs_read(struct file *file, char *read_data, size_t read_size, if (rc != 0) break; } - if(use_old_read) - rc = SMBLegacyRead(xid, pTcon, - open_file->netfid, - current_read_size, *poffset, - &bytes_read, ¤t_offset); - else { - rc = CIFSSMBRead(xid, pTcon, + rc = CIFSSMBRead(xid, pTcon, open_file->netfid, current_read_size, *poffset, &bytes_read, ¤t_offset); - /* check if server disavows support for - 64 bit offsets */ - if(rc == -EINVAL) { - rc = -EAGAIN; - use_old_read = TRUE; - continue; - } - } } if (rc || (bytes_read == 0)) { if (total_read) { @@ -1423,7 +1388,6 @@ static int cifs_readpages(struct file *file, struct address_space *mapping, struct smb_com_read_rsp *pSMBr; struct pagevec lru_pvec; struct cifsFileInfo *open_file; - int use_old_read = FALSE; xid = GetXid(); if (file->private_data == NULL) { @@ -1433,9 +1397,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping, open_file = (struct cifsFileInfo *)file->private_data; cifs_sb = CIFS_SB(file->f_dentry->d_sb); pTcon = cifs_sb->tcon; - if(pTcon->ses) - if((pTcon->ses->capabilities & CAP_LARGE_FILES) == 0) - use_old_read = TRUE; + pagevec_init(&lru_pvec, 0); for (i = 0; i < num_pages; ) { @@ -1481,22 +1443,10 @@ static int cifs_readpages(struct file *file, struct address_space *mapping, break; } - if(use_old_read) - rc = SMBLegacyRead(xid, pTcon, - open_file->netfid, - read_size, offset, - &bytes_read, &smb_read_data); - else { - rc = CIFSSMBRead(xid, pTcon, + rc = CIFSSMBRead(xid, pTcon, open_file->netfid, read_size, offset, &bytes_read, &smb_read_data); - if(rc == -EINVAL) { - use_old_read = TRUE; - rc = -EAGAIN; - continue; - } - } /* BB more RC checks ? */ if (rc== -EAGAIN) { |